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China Petroleum & Chemical (SNP)

Utility
Magnesium alkoxide particle and application thereof
17 May 22
The magnesium alkoxide particle contains the reaction product of the following components: 1) a magnesium powder; 2) a mixed alcohol; 3) a halogenating agent; and 4) a titanate compound.
Xiudong Xu, Zhong Tan, Qilong Zhou, Rui Zhang, Weiwei Song, Jinhua Yu, Fengkui Li, Shanshan Yin
Filed: 26 Oct 17
Utility
Computer-implemented method and system for removing low frequency and low wavenumber noises to generate an enhanced image
17 May 22
A method and a system for implementing the method are disclosed wherein the source wavelet, input parameter models, and seismic input data may be obtained from a non-flat surface, sometimes mild, or foothill topography as well as the shot and receiver lines might not necessarily be straight, and often curve to avoid obstacles on the land surface.
Yongzhong Wang
Filed: 30 Jun 20
Utility
Catalyst component for olefin polymerization, catalyst, and use thereof
10 May 22
Jun Wang, Mingzhi Gao, Haitao Liu, Jing Ma, Jixing Ma, Xiaoxia Cai, Jianhua Chen, Jianjun Hu, Changxiu Li, Zhihui Zhang, Ruilin Duan, Changyou Ma
Filed: 22 Sep 17
Utility
Desulfurization catalyst, its production and application thereof
3 May 22
A desulfurization catalyst includes at least: 1) a sulfur-storing metal oxide, 2) an inorganic binder, 3) a wear-resistant component, and 4) an active metal component.
Jun Long, Shuandi Hou, Wei Lin, Ye Song, Huiping Tian
Filed: 31 Oct 17
Utility
Method and system that uses an anisotropy parameter to generate high-resolution time-migrated image gathers for reservoir characterization, and interpretation
3 May 22
Fan Xia
Filed: 31 Aug 20
Utility
Halogen-containing compound and use thereof, catalyst composition, and ethylene oligomerization, trimerization and tetramerization methods
19 Apr 22
Hongfei Wu, Mingfang Zheng, Songshuang Hu, Tonglin Li, Jun Liu, Ke Xu, Xiaoqing Wang, Feng Pan
Filed: 30 Oct 19
Utility
Surfactant composition and preparation method therefor and application thereof
29 Mar 22
This invention relates to a surfactant composition, production and use thereof in tertiary oil recovery.
Yingcheng Li, Songyuan Gu, Weidong Zhang, Xinning Bao, Ou Sha, Zhiqin Shen, Yiqing Yang, Xiaodong Zhai
Filed: 21 Nov 19
Utility
Computer-implemented method for high speed multi-source loading and retrieval of wavefields employing finite difference models
22 Mar 22
A method for efficiently injecting sources and retrieving receiver wavefields using finite difference models for wavefield simulations on a GPU, when the source and receiver are not on numerical grid points, and therefore arbitrarily located.
Changhua Zhang
Filed: 30 Jun 20
Utility
Cu-based catalyst, its preparation process and use thereof
1 Mar 22
Kai Qiao, Feng Zhou, Jie Su, Huixia Ma, Qingtong Zhai, Shumei Zhang
Filed: 14 Nov 18
Utility
Tool for opening sliding sleeve
15 Feb 22
A sliding sleeve opening tool includes an engaging element, a ball seat and a guiding head connected in sequence, as disclosed herein.
Zhenwei Gan, Bin Qi, Zhimin Hou, Shunqu Hu, Wei Zhao, Zhi Xie, Qiang Wang, Tao Liu, Jian Pan, Wenfeng Pang
Filed: 13 Jan 17
Utility
Composite catalyst and preparation method therefor
8 Feb 22
Disclosed is a composite catalyst, comprising carbon in a continuous phase and Raney alloy particles in a dispersed phase.
Wei Dai, Shuliang Lu, Haibin Jiang, Guoqing Wang, Xiaohong Zhang, Hui Peng, Jinliang Qiao
Filed: 20 Apr 20
Utility
Device for jet packing and fracturing and tubular column comprising same
1 Feb 22
A device for perforating, packing, and fracturing and a tubing string comprising the device are disclosed, wherein the device comprises an upper connector, a nozzle sleeve, a mandrel, a packer, a lower connector, a first inner sleeve provided inside the upper connector, and a second inner sleeve provided inside the nozzle sleeve, further wherein the upper connector is provided with a fracturing hole, and a nozzle is provided at the nozzle sleeve.
Zhenwei Gan, Bin Qi, Zhimin Hou, Shunqu Hu, Wei Lei, Chen Chen, Zhi Xie, Qiang Wang, Wei Zhao, Yijun Zhou
Filed: 13 Jan 17
Utility
Carbon-coated transition metal nanocomposite material, preparation and application thereof
18 Jan 22
A carbon-coated transition metal nanocomposite material includes carbon-coated transition metal particles having a core-shell structure.
Junfeng Rong, Genghuang Wu, Jingxin Xie, Mingsheng Zong, Weiguo Lin, Peng Yu, Hongbo Ji
Filed: 27 Jul 18
Utility
Method for controlling a drilling system
18 Jan 22
A drilling system that includes a mud pump disposed on an earth surface and a drill string with a bottom hole assembly (BHA) in a borehole.
Jun Han, Sheng Zhan, Fengtao Hu, Jinhai Zhao
Filed: 11 Jul 20
Utility
Method for controlling MWD tool in bottom hole assembly
18 Jan 22
A method for controlling a MWD tool in a bottom hole assembly in a borehole includes the steps of installing a plurality of firmware in the MWD tool, turning a mud pump on an earth surface ON or OFF according to a pre-determined sequence; determining a mud flow in the borehole to be ON or OFF so as to form a binary signal; and sending the binary signal to the MWD tool.
Jun Han, Sheng Zhan, Fengtao Hu, Jinhai Zhao
Filed: 11 Jul 20
Utility
Method of flue gas denitrification
4 Jan 22
A method for flue gas denotation includes the step of, in the presence of ammonia, enabling flue gas in a denitration reactor to pass through a plurality of catalyst beds from the bottom to the top to participate in a denitration reaction.
Xin Li, Shuhe Liu, Tianzhu Han, Mingxing Wang
Filed: 31 Aug 17
Utility
Heat transfer tube and cracking furnace using the same
4 Jan 22
A heat transfer tube includes a twisted baffle arranged in an inner wall of the tube.
Guoqing Wang, Lijun Zhang, Xianfeng Zhou, Junjie Liu, Zhiguo Du, Yonggang Zhang, Zhaobin Zhang, Cong Zhou
Filed: 26 Dec 18
Utility
Alumina supporter material and preparation method thereof, hydrogenation catalyst and residual oil hydrogenation processing
28 Dec 21
The supporter material for catalyst includes a main body alumina and a rod-shaped alumina.
Honghai Ji, Huicheng Zhang, Fengxiang Ling, Shaojun Wang, Zhiqi Shen, Weiya Yang, Lihua Wang
Filed: 26 Oct 18
Utility
Surfactant composition and preparation method therefor and application thereof
7 Dec 21
This invention relates to a surfactant composition, production and use thereof in tertiary oil recovery.
Yingcheng Li, Songyuan Gu, Weidong Zhang, Xinning Bao, Ou Sha, Zhiqin Shen, Yiqing Yang, Xiaodong Zhai
Filed: 21 Nov 19
Utility
Anionic-cationic-nonionic surfactant, production and use thereof
30 Nov 21
Yingcheng Li, Songyuan Gu, Weidong Zhang, Xinning Bao, Ou Sha, Zhiqin Shen, Yiqing Yang, Xiaodong Zhai
Filed: 11 Jul 19
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